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Diffstat (limited to 'WebCore/dom/SelectorNodeList.cpp')
-rw-r--r-- | WebCore/dom/SelectorNodeList.cpp | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/WebCore/dom/SelectorNodeList.cpp b/WebCore/dom/SelectorNodeList.cpp new file mode 100644 index 0000000..6a4284d --- /dev/null +++ b/WebCore/dom/SelectorNodeList.cpp @@ -0,0 +1,73 @@ +/* + * Copyright (C) 2007, 2008 Apple Inc. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of + * its contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY + * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include "config.h" +#include "SelectorNodeList.h" + +#include "CSSSelector.h" +#include "CSSStyleSelector.h" +#include "Document.h" +#include "Element.h" +#include "HTMLNames.h" + +namespace WebCore { + +using namespace HTMLNames; + +PassRefPtr<StaticNodeList> createSelectorNodeList(Node* rootNode, CSSSelector* querySelector) +{ + Vector<RefPtr<Node> > nodes; + Document* document = rootNode->document(); + AtomicString selectorValue = querySelector->m_value; + bool strictParsing = !document->inCompatMode(); + + CSSStyleSelector::SelectorChecker selectorChecker(document, strictParsing); + + if (strictParsing && querySelector->m_match == CSSSelector::Id && rootNode->inDocument() && !querySelector->next() && !document->containsMultipleElementsWithId(selectorValue)) { + ASSERT(querySelector->m_attr == idAttr); + Element* element = document->getElementById(selectorValue); + if (element && (rootNode->isDocumentNode() || element->isDescendantOf(rootNode)) && selectorChecker.checkSelector(querySelector, element)) + nodes.append(element); + } else { + for (Node* n = rootNode->firstChild(); n; n = n->traverseNextNode(rootNode)) { + if (n->isElementNode()) { + Element* element = static_cast<Element*>(n); + for (CSSSelector* selector = querySelector; selector; selector = selector->next()) { + if (selectorChecker.checkSelector(selector, element)) { + nodes.append(n); + break; + } + } + } + } + } + + return StaticNodeList::adopt(nodes); +} + +} // namespace WebCore |